Calibration Standard for HI 707 Checker HC ®
All Product
The HI 761 uses an adaptation of the USEPA method 330.5. The reaction between the chlorine and DPD reagent causes a pink tint in the sample.
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Range 0:00 to 5:00 ppm | EPA Method 315 B | 0.01ppm resolution
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Range 0 - 20 ppm | ESPA method | Resolution 0.1ppm
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Range 0:00 to 7:00 g / L | Photometric Method | Resolution 0.01g / L
All Product
Range 0.0 - 30.0 ppm | amino acid method | Resolution 0.1ppm
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Range 0 - 300 ppm in salt water | Colorimetric Method | Resolution 1 ppm
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Reagents for HI 755 Checker HC ®, 25 Tests
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The HI 771 Checker®HC is a simple, accurate, and cost effective way to measure ultra-high ranges of chlorine. Designed as a more accurate alternative to chemical test kits, the HI 771 provides quick, accurate results in four easy steps.
081-855-1842
02-541-4199
HI3811-100 - Reagents for CTK Alkalinity 
เครื่องวัดปริมาณแอมโมเนีย ช่วงต่ำ รุ่น HI700 
